Lavatory



FIG. 1 is a perspective view of a lavatory, embodying our new design;

FIG. 2 is a side elevational view, all other sides being identical;

FIG. 3 is a bottom plan view of FIG. 1; and,

FIG. 4 is a top plan view of FIG. 1. 

The ornamental design for a lavatory, as shown and described. 